diff --git a/core/host/supervisor.go b/core/host/supervisor.go
index a94edeff..dec1b58b 100644
--- a/core/host/supervisor.go
+++ b/core/host/supervisor.go
@@ -31,6 +31,7 @@ type Configurator func(su *Supervisor)
 // Interfaces are separated to return relative functionality to them.
 type Supervisor struct {
 	Server                         *http.Server
+	friendlyAddr                   string // e.g mydomain.com instead of :443 when AutoTLS is used, see `WriteStartupLogOnServe` task.
 	disableHTTP1ToHTTP2Redirection bool
 	closedManually                 uint32 // future use, accessed atomically (non-zero means we've called the Shutdown)
 	closedByInterruptHandler       uint32 // non-zero means that the end-developer interrupted it by-purpose.
@@ -347,8 +348,9 @@ func (su *Supervisor) ListenAndServeAutoTLS(domain string, email string, cacheDi
 		cache = autocert.DirCache(cacheDir)
 	}
 
-	if domain != "" {
+	if strings.TrimSpace(domain) != "" {
 		domains := strings.Split(domain, " ")
+		su.friendlyAddr = domains[0]
 		hostPolicy = autocert.HostWhitelist(domains...)
 	}
 
diff --git a/core/host/task.go b/core/host/task.go
index 83942446..3fd10652 100644
--- a/core/host/task.go
+++ b/core/host/task.go
@@ -22,8 +22,12 @@ import (
 // This function should be registered on Serve.
 func WriteStartupLogOnServe(w io.Writer) func(TaskHost) {
 	return func(h TaskHost) {
-		guessScheme := netutil.ResolveScheme(h.Supervisor.manuallyTLS)
-		listeningURI := netutil.ResolveURL(guessScheme, h.Supervisor.Server.Addr)
+		guessScheme := netutil.ResolveScheme(h.Supervisor.manuallyTLS || h.Supervisor.Fallback != nil)
+		addr := h.Supervisor.friendlyAddr
+		if addr == "" {
+			addr = h.Supervisor.Server.Addr
+		}
+		listeningURI := netutil.ResolveURL(guessScheme, addr)
 		interruptkey := "CTRL"
 		if runtime.GOOS == "darwin" {
 			interruptkey = "CMD"